From: Caleb Clausen <vikkous@...>
Date: 2009-09-24T10:19:09+09:00
Subject: Re: How do you limit the line length of the output commands? Where is 	pqueue library documented?

On 9/23/09, Patrick Okui <pokui@psg.com> wrote:
> On 9/24/09 12:59 AM, Mason Kelsey wrote:
>> First Question: What is an easy way to modify the below puts code to
>> control
>> line length without truncation?
[snip]
> If that doesn't satisfy you I'd guess you're stuck with stuffing the
> methods into the end of a buffer yourself. (sorry this feels more like C
> than ruby to this ruby newbie but I can't think of a simpler way)
>
> buffer = ''
> pq.methods.each do |m|
>    if buffer.split("\n")[-1].to_s.length + m.length < 60
>      buffer << ((buffer.length > 0)? ", #{m}": "#{m}")
>    else
>      buffer << "\n#{m}"
>    end
> end
>
> puts buffer

There's a way to do this using Regexp and gsub, but I almost always
mess it up when I try to code it off the top of my head. It seems to
be difficult enough that its actually better to do it like you have
above, even tho the regexp version is only like 2 lines.